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| author | Masami Hiramatsu <mhiramat@redhat.com> | 2010-02-05 18:16:47 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-02-07 18:08:24 +0100 |
| commit | 076dc4a65a6d99a16979e2c7917e669fb8c91ee5 (patch) | |
| tree | cae9ee9075899ab97750eeaf017e22319adc4f38 /arch/x86/kernel/alternative.c | |
| parent | perf top: Use address pattern in lookup_sym_source (diff) | |
| download | linux-076dc4a65a6d99a16979e2c7917e669fb8c91ee5.tar.xz linux-076dc4a65a6d99a16979e2c7917e669fb8c91ee5.zip | |
x86/alternatives: Fix build warning
Fixes these warnings:
arch/x86/kernel/alternative.c: In function 'alternatives_text_reserved':
arch/x86/kernel/alternative.c:402: warning: comparison of distinct pointer types lacks a cast
arch/x86/kernel/alternative.c:402: warning: comparison of distinct pointer types lacks a cast
arch/x86/kernel/alternative.c:405: warning: comparison of distinct pointer types lacks a cast
arch/x86/kernel/alternative.c:405: warning: comparison of distinct pointer types lacks a cast
Caused by:
2cfa197: ftrace/alternatives: Introducing *_text_reserved functions
Changes in v2:
- Use local variables to compare, instead of type casts.
Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: systemtap <systemtap@sources.redhat.com>
Cc: DLE <dle-develop@lists.sourceforge.net>
LKML-Reference: <20100205171647.15750.37221.stgit@dhcp-100-2-132.bos.redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/alternative.c')
| -rw-r--r-- | arch/x86/kernel/alternative.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 3c13284ff86d..e63b80e5861c 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -395,12 +395,14 @@ int alternatives_text_reserved(void *start, void *end) { struct smp_alt_module *mod; u8 **ptr; + u8 *text_start = start; + u8 *text_end = end; list_for_each_entry(mod, &smp_alt_modules, next) { - if (mod->text > end || mod->text_end < start) + if (mod->text > text_end || mod->text_end < text_start) continue; for (ptr = mod->locks; ptr < mod->locks_end; ptr++) - if (start <= *ptr && end >= *ptr) + if (text_start <= *ptr && text_end >= *ptr) return 1; } |